Q) What is the purpose of a default constructor? The default constructor is used to provide the default values to the object like 0, null, etc. , depending on the type.
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Default constructors (C++ only)
Read moreIs there default constructor in Java?
Java compiler automatically creates a default constructor (Constructor with no arguments) in case no constructor is present in the java class .13 Ağu 2018
Read moreWhat is the default constructor for a class Java?
Java’s Default Constructor The compiler automatically provides a no-argument , default constructor for any class without constructors. This default constructor will call the no-argument constructor of the superclass.25 Kas 2020
Read moreWhat do you mean by default constructor?
A default constructor is a constructor that either has no parameters, or if it has parameters, all the parameters have default values . If no user-defined constructor exists for a class A and one is needed, the compiler implicitly declares a default parameterless constructor A::A() .
Read moreWhat is default constructor with example?
A default constructor is a constructor that either has no parameters, or if it has parameters, all the parameters have default values . If no user-defined constructor exists for a class A and one is needed, the compiler implicitly declares a default parameterless constructor A::A() .
Read moreDoes Java have default constructor?
Java compiler automatically creates a default constructor (Constructor with no arguments) in case no constructor is present in the java class.13 Ağu 2018
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